Nike Vaporfly Shoes Make Runners Faster, but They're Controversial
Is Nike's sub-two-hour marathon attempt a leap into the future? | CNN
Kenya's Eliud Kipchoge, the marathon world record holder, crosses the finish line wearing Nike Vaporfly shoes during his attempt to run a marathon in under two hours in Vienna, Austria, October 12,
Is 'sub-two-hour' Nike marathon attempt just a clever marketing stunt? | Athletics | The Guardian
Eliud Kipchoge Runs World's Fastest Marathon, in Nike's Special Shoes - The New York Times